Ash Washing

The SpeedWasher SW: efficient and selective de-ashing

• High de-ashing capability and discharge consistency due to strong thickening effect
• Low energy demand
• Cantilever design for fast and easy change of the endless wire
• Headboxes with cross-flow distributors and diffuser inserts for optimum pulp distribution and uniform dewatering
• Efficient wire cleaning via high-pressure needle jet nozzles
• Oscillating doctors for gentle pulp take-off from forming rolls
• Closed design with vapor hood and splash guards

• High yield and stock quality due to selective fractionation of organic and inorganic material
• Efficient fiber recovery, low solids content in effluent water
• Easily adaptable to specific process conditions through simple modifications of operating parameters